multi request ajax at the same time

multi request ajax at the same time

hi everybody. i has  a page that has three tabs . when user  access page three tab get content by ajax. i want to get content three tabs at the same time. what should i do ?

And i try to add sortable for my tabs but i don't work as i want. i want when i move tab everything in tab move together. this is my prolem  http://stmb.net/news/. 

  1.  $(".tab").sortable({connectWith: '.tab'});
i want my tab sortable like  http://jqueryui.com/demos/sortable/